package com.pb.mapper;

import com.pb.pojo.Emp;
import com.pb.pojo.EmpQueryParam;
import org.apache.ibatis.annotations.*;
import org.springframework.format.annotation.DateTimeFormat;

import java.time.LocalDate;
import java.util.List;
import java.util.Map;

@Mapper
public interface EmpMapper {
    //---------------原始分页查询-------------
//    @Select("select count(*) from emp e left join dept d on e.dept_id = d.id")
//    public Long count();
//
//    @Select("select e.*,d.name deptName from emp e left join dept d on e.dept_id = d.id" +
//            " order by e.update_time desc limit #{start},#{pageSize}")
//    public List<Emp> list(Integer start, Integer pageSize);
     //@Select("select e.*,d.name deptName from emp e left join dept d on e.dept_id = d.id order by e.update_time desc")
//     public List<Emp> list(String name, Integer gender, LocalDate begin,LocalDate end);

    /**
     * 条件查询员工信息
     */
    public List<Emp> list(EmpQueryParam empQueryParam);

    @Options(useGeneratedKeys = true,keyProperty = "id")
    @Insert("insert into emp(username, name, gender, phone,location, job, salary, image, entry_date, dept_id, create_time, update_time)" +
            "    value(#{username},#{name},#{gender},#{phone},#{location},#{job},#{salary},#{image},#{entryDate},#{deptId},#{createTime},#{updateTime})")
    void insert(Emp emp);

    void deleteByIds(List<Integer> ids);

    Emp getById(Integer id);

    void updateById(Emp emp);

    @MapKey("pos")
    List<Map<String,Object>> countEmpJobData();

    @MapKey("name")
    List<Map<String, Object>> countEmpGenderData();

    @Select("select id,username,name from emp where username = #{username} and password = #{password}")
    Emp selectByUsernameAndPassword(Emp emp);

    /**
     * 查询全部员工
     */
    @Select("select id, username, password, name, gender, phone, job, salary, image, entry_date, dept_id, create_time, update_time from emp")
    List<Emp> findAll();

    /**
     * 根据部门id查询员工人数
     */
    @Select("select count(*) from emp where dept_id = #{deptId}")
    Integer countByDeptId(Integer deptId);
}
